./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 00:12:58,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:12:58,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:12:58,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:12:58,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:12:58,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:12:58,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:12:58,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:12:58,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:12:58,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:12:58,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:12:58,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:12:58,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:12:58,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:12:58,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:12:58,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:12:58,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:12:58,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:12:58,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:12:58,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:12:58,361 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:12:58,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:12:58,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:12:58,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:12:58,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:12:58,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:12:58,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:12:58,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:12:58,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:12:58,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:12:58,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:12:58,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:12:58,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:12:58,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:12:58,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:12:58,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:12:58,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:12:58,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:12:58,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:12:58,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:12:58,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:12:58,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:12:58,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 00:12:58,412 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:12:58,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:12:58,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:12:58,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:12:58,414 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:12:58,414 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:12:58,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:12:58,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:12:58,415 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:12:58,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:12:58,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 00:12:58,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:12:58,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:12:58,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:12:58,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:12:58,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:12:58,418 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:12:58,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:12:58,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:12:58,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:12:58,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:12:58,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:12:58,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:12:58,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:12:58,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:12:58,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 00:12:58,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 00:12:58,420 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:12:58,420 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:12:58,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:12:58,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 [2022-07-14 00:12:58,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:12:58,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:12:58,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:12:58,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:12:58,746 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:12:58,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-07-14 00:12:58,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dabe42c2d/2167243e0a504fa2ae15f54836171734/FLAGb2d8ac935 [2022-07-14 00:12:59,800 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:12:59,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-07-14 00:12:59,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dabe42c2d/2167243e0a504fa2ae15f54836171734/FLAGb2d8ac935 [2022-07-14 00:13:00,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dabe42c2d/2167243e0a504fa2ae15f54836171734 [2022-07-14 00:13:00,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:13:00,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:13:00,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:13:00,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:13:00,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:13:00,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:13:00" (1/1) ... [2022-07-14 00:13:00,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56cdbdcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:00, skipping insertion in model container [2022-07-14 00:13:00,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:13:00" (1/1) ... [2022-07-14 00:13:00,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:13:00,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:13:03,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2022-07-14 00:13:07,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:13:07,111 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:13:07,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2022-07-14 00:13:07,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:13:08,105 INFO L208 MainTranslator]: Completed translation [2022-07-14 00:13:08,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08 WrapperNode [2022-07-14 00:13:08,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 00:13:08,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 00:13:08,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 00:13:08,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 00:13:08,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,580 INFO L137 Inliner]: procedures = 558, calls = 5013, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 8994 [2022-07-14 00:13:08,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 00:13:08,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 00:13:08,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 00:13:08,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 00:13:08,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:08,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:09,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 00:13:09,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 00:13:09,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 00:13:09,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 00:13:09,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (1/1) ... [2022-07-14 00:13:09,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:13:09,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 00:13:09,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 00:13:09,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 00:13:09,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 00:13:09,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 00:13:09,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-14 00:13:09,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-14 00:13:09,161 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 00:13:09,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 00:13:09,161 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2022-07-14 00:13:09,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2022-07-14 00:13:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2022-07-14 00:13:09,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2022-07-14 00:13:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 00:13:09,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 00:13:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2022-07-14 00:13:09,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2022-07-14 00:13:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2022-07-14 00:13:09,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2022-07-14 00:13:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 00:13:09,163 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 00:13:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2022-07-14 00:13:09,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2022-07-14 00:13:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2022-07-14 00:13:09,164 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2022-07-14 00:13:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2022-07-14 00:13:09,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2022-07-14 00:13:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 00:13:09,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 00:13:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-14 00:13:09,165 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-14 00:13:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 00:13:09,165 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 00:13:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2022-07-14 00:13:09,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2022-07-14 00:13:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2022-07-14 00:13:09,165 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2022-07-14 00:13:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-14 00:13:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-14 00:13:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2022-07-14 00:13:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2022-07-14 00:13:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-07-14 00:13:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-07-14 00:13:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-14 00:13:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-14 00:13:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-07-14 00:13:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-07-14 00:13:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-07-14 00:13:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-07-14 00:13:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 00:13:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 00:13:09,168 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 00:13:09,168 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 00:13:09,168 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2022-07-14 00:13:09,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2022-07-14 00:13:09,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 00:13:09,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 00:13:09,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-14 00:13:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2022-07-14 00:13:09,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2022-07-14 00:13:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 00:13:09,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 00:13:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-14 00:13:09,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-14 00:13:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2022-07-14 00:13:09,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2022-07-14 00:13:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 00:13:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 00:13:09,172 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 00:13:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-14 00:13:09,172 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-14 00:13:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2022-07-14 00:13:09,173 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2022-07-14 00:13:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-14 00:13:09,173 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-14 00:13:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-07-14 00:13:09,174 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-07-14 00:13:09,174 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 00:13:09,174 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 00:13:09,174 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 00:13:09,174 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 00:13:09,174 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 00:13:09,174 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 00:13:09,175 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2022-07-14 00:13:09,175 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2022-07-14 00:13:09,175 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2022-07-14 00:13:09,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2022-07-14 00:13:09,175 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-14 00:13:09,175 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-14 00:13:09,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 00:13:09,175 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 00:13:09,176 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 00:13:09,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 00:13:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-07-14 00:13:09,177 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-07-14 00:13:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2022-07-14 00:13:09,177 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2022-07-14 00:13:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 00:13:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 00:13:09,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 00:13:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2022-07-14 00:13:09,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2022-07-14 00:13:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 00:13:09,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 00:13:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2022-07-14 00:13:09,179 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2022-07-14 00:13:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-07-14 00:13:09,180 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-07-14 00:13:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-14 00:13:09,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-14 00:13:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-14 00:13:09,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-14 00:13:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-07-14 00:13:09,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-07-14 00:13:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-14 00:13:09,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-14 00:13:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2022-07-14 00:13:09,181 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2022-07-14 00:13:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 00:13:09,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 00:13:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-07-14 00:13:09,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-07-14 00:13:09,184 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-07-14 00:13:09,185 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-07-14 00:13:09,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 00:13:09,185 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2022-07-14 00:13:09,186 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2022-07-14 00:13:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-07-14 00:13:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-07-14 00:13:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 00:13:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2022-07-14 00:13:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2022-07-14 00:13:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2022-07-14 00:13:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2022-07-14 00:13:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2022-07-14 00:13:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2022-07-14 00:13:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2022-07-14 00:13:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2022-07-14 00:13:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 00:13:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 00:13:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 00:13:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 00:13:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-07-14 00:13:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-07-14 00:13:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2022-07-14 00:13:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2022-07-14 00:13:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 00:13:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 00:13:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2022-07-14 00:13:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2022-07-14 00:13:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2022-07-14 00:13:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2022-07-14 00:13:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-07-14 00:13:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-07-14 00:13:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2022-07-14 00:13:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2022-07-14 00:13:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-14 00:13:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-14 00:13:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-07-14 00:13:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-07-14 00:13:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 00:13:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 00:13:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2022-07-14 00:13:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2022-07-14 00:13:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2022-07-14 00:13:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2022-07-14 00:13:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2022-07-14 00:13:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2022-07-14 00:13:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-14 00:13:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-14 00:13:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 00:13:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 00:13:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2022-07-14 00:13:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2022-07-14 00:13:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 00:13:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 00:13:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2022-07-14 00:13:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2022-07-14 00:13:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 00:13:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 00:13:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-14 00:13:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-14 00:13:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2022-07-14 00:13:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2022-07-14 00:13:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2022-07-14 00:13:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2022-07-14 00:13:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 00:13:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 00:13:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 00:13:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 00:13:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 00:13:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 00:13:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2022-07-14 00:13:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2022-07-14 00:13:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 00:13:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 00:13:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-14 00:13:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-14 00:13:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-07-14 00:13:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-07-14 00:13:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-14 00:13:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-14 00:13:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2022-07-14 00:13:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2022-07-14 00:13:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-14 00:13:09,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-14 00:13:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2022-07-14 00:13:09,202 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2022-07-14 00:13:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2022-07-14 00:13:09,202 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2022-07-14 00:13:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-14 00:13:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2022-07-14 00:13:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2022-07-14 00:13:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-14 00:13:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-14 00:13:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-14 00:13:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-14 00:13:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2022-07-14 00:13:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2022-07-14 00:13:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2022-07-14 00:13:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2022-07-14 00:13:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2022-07-14 00:13:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2022-07-14 00:13:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-14 00:13:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-14 00:13:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2022-07-14 00:13:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2022-07-14 00:13:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2022-07-14 00:13:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2022-07-14 00:13:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2022-07-14 00:13:09,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2022-07-14 00:13:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 00:13:09,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 00:13:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 00:13:09,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2022-07-14 00:13:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-07-14 00:13:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 00:13:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 00:13:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 00:13:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 00:13:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2022-07-14 00:13:09,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2022-07-14 00:13:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2022-07-14 00:13:09,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2022-07-14 00:13:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2022-07-14 00:13:09,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2022-07-14 00:13:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2022-07-14 00:13:09,327 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2022-07-14 00:13:09,327 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-14 00:13:09,327 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-14 00:13:09,327 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2022-07-14 00:13:09,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2022-07-14 00:13:09,327 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 00:13:09,328 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 00:13:09,328 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2022-07-14 00:13:09,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2022-07-14 00:13:09,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-14 00:13:09,330 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2022-07-14 00:13:09,330 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-07-14 00:13:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-07-14 00:13:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-14 00:13:09,332 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2022-07-14 00:13:09,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2022-07-14 00:13:10,632 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 00:13:10,635 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 00:13:10,824 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 00:13:29,206 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 00:13:29,233 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 00:13:29,233 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-14 00:13:29,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:13:29 BoogieIcfgContainer [2022-07-14 00:13:29,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 00:13:29,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 00:13:29,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 00:13:29,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 00:13:29,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:13:00" (1/3) ... [2022-07-14 00:13:29,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cee4690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:13:29, skipping insertion in model container [2022-07-14 00:13:29,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:13:08" (2/3) ... [2022-07-14 00:13:29,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cee4690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:13:29, skipping insertion in model container [2022-07-14 00:13:29,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:13:29" (3/3) ... [2022-07-14 00:13:29,248 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-07-14 00:13:29,260 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 00:13:29,260 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 00:13:29,357 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 00:13:29,362 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@466cc687, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5c7000f1 [2022-07-14 00:13:29,362 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 00:13:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 3405 states, 2337 states have (on average 1.3846812152332049) internal successors, (3236), 2425 states have internal predecessors, (3236), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) [2022-07-14 00:13:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-07-14 00:13:29,397 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:13:29,398 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:13:29,398 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:13:29,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:13:29,402 INFO L85 PathProgramCache]: Analyzing trace with hash -2020345901, now seen corresponding path program 1 times [2022-07-14 00:13:29,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:13:29,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598308409] [2022-07-14 00:13:29,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:13:29,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:13:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:13:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:13:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:13:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:13:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:13:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:13:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:13:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:13:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:13:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:13:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:13:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:13:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:13:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:13:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-07-14 00:13:30,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:13:30,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598308409] [2022-07-14 00:13:30,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598308409] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:13:30,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:13:30,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 00:13:30,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544161205] [2022-07-14 00:13:30,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:13:30,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 00:13:30,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:13:30,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 00:13:30,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 00:13:30,646 INFO L87 Difference]: Start difference. First operand has 3405 states, 2337 states have (on average 1.3846812152332049) internal successors, (3236), 2425 states have internal predecessors, (3236), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-14 00:13:39,399 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:13:41,450 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:13:44,286 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:13:56,751 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:13:57,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:13:57,714 INFO L93 Difference]: Finished difference Result 11188 states and 16851 transitions. [2022-07-14 00:13:57,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 00:13:57,718 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 110 [2022-07-14 00:13:57,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:13:57,788 INFO L225 Difference]: With dead ends: 11188 [2022-07-14 00:13:57,788 INFO L226 Difference]: Without dead ends: 7738 [2022-07-14 00:13:57,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 00:13:57,817 INFO L413 NwaCegarLoop]: 5194 mSDtfsCounter, 9398 mSDsluCounter, 6408 mSDsCounter, 0 mSdLazyCounter, 7138 mSolverCounterSat, 6259 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9971 SdHoareTripleChecker+Valid, 11602 SdHoareTripleChecker+Invalid, 13401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6259 IncrementalHoareTripleChecker+Valid, 7138 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2022-07-14 00:13:57,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9971 Valid, 11602 Invalid, 13401 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6259 Valid, 7138 Invalid, 4 Unknown, 0 Unchecked, 26.1s Time] [2022-07-14 00:13:57,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7738 states. [2022-07-14 00:13:58,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7738 to 6654. [2022-07-14 00:13:58,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6654 states, 4580 states have (on average 1.3438864628820961) internal successors, (6155), 4728 states have internal predecessors, (6155), 1724 states have call successors, (1724), 350 states have call predecessors, (1724), 349 states have return successors, (1723), 1681 states have call predecessors, (1723), 1723 states have call successors, (1723) [2022-07-14 00:13:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6654 states to 6654 states and 9602 transitions. [2022-07-14 00:13:58,318 INFO L78 Accepts]: Start accepts. Automaton has 6654 states and 9602 transitions. Word has length 110 [2022-07-14 00:13:58,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:13:58,320 INFO L495 AbstractCegarLoop]: Abstraction has 6654 states and 9602 transitions. [2022-07-14 00:13:58,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-14 00:13:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 6654 states and 9602 transitions. [2022-07-14 00:13:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-14 00:13:58,333 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:13:58,334 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:13:58,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 00:13:58,336 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:13:58,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:13:58,337 INFO L85 PathProgramCache]: Analyzing trace with hash 387949004, now seen corresponding path program 1 times [2022-07-14 00:13:58,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:13:58,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929751075] [2022-07-14 00:13:58,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:13:58,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:13:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:58,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:13:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:13:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:13:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:13:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:13:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:13:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:13:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:13:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:13:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:13:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:13:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:13:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:13:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:13:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 00:13:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:13:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-07-14 00:13:59,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:13:59,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929751075] [2022-07-14 00:13:59,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929751075] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:13:59,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:13:59,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 00:13:59,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311507648] [2022-07-14 00:13:59,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:13:59,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 00:13:59,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:13:59,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 00:13:59,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-07-14 00:13:59,198 INFO L87 Difference]: Start difference. First operand 6654 states and 9602 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-14 00:14:13,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:14:16,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:14:32,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:14:32,283 INFO L93 Difference]: Finished difference Result 15851 states and 23393 transitions. [2022-07-14 00:14:32,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 00:14:32,284 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 119 [2022-07-14 00:14:32,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:14:32,408 INFO L225 Difference]: With dead ends: 15851 [2022-07-14 00:14:32,408 INFO L226 Difference]: Without dead ends: 15838 [2022-07-14 00:14:32,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-07-14 00:14:32,429 INFO L413 NwaCegarLoop]: 5027 mSDtfsCounter, 12302 mSDsluCounter, 11793 mSDsCounter, 0 mSdLazyCounter, 15317 mSolverCounterSat, 9495 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12979 SdHoareTripleChecker+Valid, 16820 SdHoareTripleChecker+Invalid, 24814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9495 IncrementalHoareTripleChecker+Valid, 15317 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2022-07-14 00:14:32,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12979 Valid, 16820 Invalid, 24814 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9495 Valid, 15317 Invalid, 2 Unknown, 0 Unchecked, 32.0s Time] [2022-07-14 00:14:32,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15838 states. [2022-07-14 00:14:33,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15838 to 13292. [2022-07-14 00:14:33,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13292 states, 9153 states have (on average 1.3444772205834152) internal successors, (12306), 9453 states have internal predecessors, (12306), 3432 states have call successors, (3432), 699 states have call predecessors, (3432), 706 states have return successors, (3467), 3351 states have call predecessors, (3467), 3431 states have call successors, (3467) [2022-07-14 00:14:33,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13292 states to 13292 states and 19205 transitions. [2022-07-14 00:14:33,279 INFO L78 Accepts]: Start accepts. Automaton has 13292 states and 19205 transitions. Word has length 119 [2022-07-14 00:14:33,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:14:33,280 INFO L495 AbstractCegarLoop]: Abstraction has 13292 states and 19205 transitions. [2022-07-14 00:14:33,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-14 00:14:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 13292 states and 19205 transitions. [2022-07-14 00:14:33,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-07-14 00:14:33,322 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:14:33,323 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:14:33,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 00:14:33,323 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:14:33,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:14:33,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1785825241, now seen corresponding path program 1 times [2022-07-14 00:14:33,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:14:33,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591912745] [2022-07-14 00:14:33,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:14:33,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:14:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:14:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:14:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:14:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:14:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:14:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:14:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:14:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:14:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:14:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:14:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:14:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:14:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:14:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:14:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-14 00:14:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-14 00:14:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-07-14 00:14:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 00:14:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 00:14:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-07-14 00:14:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 00:14:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:14:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:33,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 00:14:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 00:14:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:14:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-14 00:14:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:14:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-14 00:14:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:14:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 00:14:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:14:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-14 00:14:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 00:14:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 00:14:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-07-14 00:14:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:14:34,222 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-07-14 00:14:34,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:14:34,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591912745] [2022-07-14 00:14:34,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591912745] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:14:34,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:14:34,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 00:14:34,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000055455] [2022-07-14 00:14:34,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:14:34,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 00:14:34,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:14:34,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 00:14:34,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-07-14 00:14:34,228 INFO L87 Difference]: Start difference. First operand 13292 states and 19205 transitions. Second operand has 10 states, 10 states have (on average 20.1) internal successors, (201), 3 states have internal predecessors, (201), 2 states have call successors, (41), 9 states have call predecessors, (41), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-07-14 00:14:46,519 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:15:04,999 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:15:07,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:15:09,347 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:15:12,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:15:12,419 INFO L93 Difference]: Finished difference Result 40558 states and 59333 transitions. [2022-07-14 00:15:12,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-14 00:15:12,420 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 3 states have internal predecessors, (201), 2 states have call successors, (41), 9 states have call predecessors, (41), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 344 [2022-07-14 00:15:12,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:15:12,759 INFO L225 Difference]: With dead ends: 40558 [2022-07-14 00:15:12,760 INFO L226 Difference]: Without dead ends: 27299 [2022-07-14 00:15:12,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-07-14 00:15:12,854 INFO L413 NwaCegarLoop]: 4723 mSDtfsCounter, 15979 mSDsluCounter, 5850 mSDsCounter, 0 mSdLazyCounter, 13542 mSolverCounterSat, 13829 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16372 SdHoareTripleChecker+Valid, 10573 SdHoareTripleChecker+Invalid, 27375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13829 IncrementalHoareTripleChecker+Valid, 13542 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-07-14 00:15:12,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16372 Valid, 10573 Invalid, 27375 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13829 Valid, 13542 Invalid, 4 Unknown, 0 Unchecked, 36.3s Time] [2022-07-14 00:15:12,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27299 states. [2022-07-14 00:15:14,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27299 to 23534. [2022-07-14 00:15:14,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23534 states, 16170 states have (on average 1.3438466295609153) internal successors, (21730), 16727 states have internal predecessors, (21730), 6091 states have call successors, (6091), 1249 states have call predecessors, (6091), 1272 states have return successors, (6262), 5953 states have call predecessors, (6262), 6090 states have call successors, (6262) [2022-07-14 00:15:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23534 states to 23534 states and 34083 transitions. [2022-07-14 00:15:15,076 INFO L78 Accepts]: Start accepts. Automaton has 23534 states and 34083 transitions. Word has length 344 [2022-07-14 00:15:15,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:15:15,077 INFO L495 AbstractCegarLoop]: Abstraction has 23534 states and 34083 transitions. [2022-07-14 00:15:15,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 3 states have internal predecessors, (201), 2 states have call successors, (41), 9 states have call predecessors, (41), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-07-14 00:15:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 23534 states and 34083 transitions. [2022-07-14 00:15:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-07-14 00:15:15,155 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:15:15,155 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:15:15,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 00:15:15,156 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:15:15,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:15:15,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1737720203, now seen corresponding path program 1 times [2022-07-14 00:15:15,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:15:15,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310118802] [2022-07-14 00:15:15,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:15:15,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:15:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:15:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:15:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:15:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:15:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:15:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:15:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:15:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:15:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:15:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:15:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:15:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:15:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:15:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:15:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 00:15:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-14 00:15:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 00:15:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-14 00:15:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 00:15:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:15:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 00:15:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-14 00:15:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 00:15:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-14 00:15:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-14 00:15:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 00:15:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-14 00:15:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:15,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 00:15:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-07-14 00:15:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 00:15:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 00:15:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-14 00:15:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 00:15:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:15:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-14 00:15:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 00:15:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:15:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-14 00:15:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:15:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-14 00:15:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:15:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 00:15:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-14 00:15:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 00:15:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 00:15:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:16,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1146 trivial. 0 not checked. [2022-07-14 00:15:16,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:15:16,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310118802] [2022-07-14 00:15:16,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310118802] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:15:16,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:15:16,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 00:15:16,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648085728] [2022-07-14 00:15:16,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:15:16,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 00:15:16,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:15:16,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 00:15:16,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-07-14 00:15:16,401 INFO L87 Difference]: Start difference. First operand 23534 states and 34083 transitions. Second operand has 10 states, 10 states have (on average 22.8) internal successors, (228), 3 states have internal predecessors, (228), 2 states have call successors, (52), 9 states have call predecessors, (52), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-14 00:15:28,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:15:39,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:15:39,693 INFO L93 Difference]: Finished difference Result 50791 states and 74203 transitions. [2022-07-14 00:15:39,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 00:15:39,694 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 22.8) internal successors, (228), 3 states have internal predecessors, (228), 2 states have call successors, (52), 9 states have call predecessors, (52), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 431 [2022-07-14 00:15:39,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:15:39,908 INFO L225 Difference]: With dead ends: 50791 [2022-07-14 00:15:39,908 INFO L226 Difference]: Without dead ends: 27290 [2022-07-14 00:15:40,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2022-07-14 00:15:40,004 INFO L413 NwaCegarLoop]: 4050 mSDtfsCounter, 6941 mSDsluCounter, 5726 mSDsCounter, 0 mSdLazyCounter, 10884 mSolverCounterSat, 6276 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7190 SdHoareTripleChecker+Valid, 9776 SdHoareTripleChecker+Invalid, 17161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6276 IncrementalHoareTripleChecker+Valid, 10884 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2022-07-14 00:15:40,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7190 Valid, 9776 Invalid, 17161 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6276 Valid, 10884 Invalid, 1 Unknown, 0 Unchecked, 21.3s Time] [2022-07-14 00:15:40,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27290 states. [2022-07-14 00:15:41,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27290 to 23538. [2022-07-14 00:15:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23538 states, 16174 states have (on average 1.3437615926796092) internal successors, (21734), 16731 states have internal predecessors, (21734), 6091 states have call successors, (6091), 1249 states have call predecessors, (6091), 1272 states have return successors, (6262), 5953 states have call predecessors, (6262), 6090 states have call successors, (6262) [2022-07-14 00:15:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23538 states to 23538 states and 34087 transitions. [2022-07-14 00:15:41,689 INFO L78 Accepts]: Start accepts. Automaton has 23538 states and 34087 transitions. Word has length 431 [2022-07-14 00:15:41,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:15:41,695 INFO L495 AbstractCegarLoop]: Abstraction has 23538 states and 34087 transitions. [2022-07-14 00:15:41,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.8) internal successors, (228), 3 states have internal predecessors, (228), 2 states have call successors, (52), 9 states have call predecessors, (52), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-07-14 00:15:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 23538 states and 34087 transitions. [2022-07-14 00:15:41,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-07-14 00:15:41,791 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:15:41,792 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:15:41,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 00:15:41,793 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:15:41,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:15:41,793 INFO L85 PathProgramCache]: Analyzing trace with hash 883180745, now seen corresponding path program 1 times [2022-07-14 00:15:41,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:15:41,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283814020] [2022-07-14 00:15:41,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:15:41,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:15:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:15:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:15:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:15:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:15:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:15:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:15:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:15:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:15:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:15:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:15:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:15:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:15:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:15:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:15:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 00:15:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-14 00:15:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 00:15:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-14 00:15:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 00:15:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:15:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 00:15:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-14 00:15:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 00:15:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-14 00:15:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-14 00:15:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 00:15:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-14 00:15:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 00:15:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-07-14 00:15:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 00:15:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 00:15:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-14 00:15:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:42,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-14 00:15:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:15:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-07-14 00:15:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 00:15:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:15:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:43,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-14 00:15:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:15:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-14 00:15:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:15:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 00:15:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:15:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-14 00:15:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 00:15:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 00:15:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:15:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1146 trivial. 0 not checked. [2022-07-14 00:15:43,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:15:43,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283814020] [2022-07-14 00:15:43,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283814020] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:15:43,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:15:43,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 00:15:43,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308725141] [2022-07-14 00:15:43,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:15:43,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 00:15:43,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:15:43,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 00:15:43,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-07-14 00:15:43,429 INFO L87 Difference]: Start difference. First operand 23538 states and 34087 transitions. Second operand has 10 states, 10 states have (on average 22.8) internal successors, (228), 3 states have internal predecessors, (228), 3 states have call successors, (52), 9 states have call predecessors, (52), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 00:15:53,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:15:55,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:15:57,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:15:59,884 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:16:07,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:16:07,957 INFO L93 Difference]: Finished difference Result 47531 states and 69585 transitions. [2022-07-14 00:16:07,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 00:16:07,958 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 22.8) internal successors, (228), 3 states have internal predecessors, (228), 3 states have call successors, (52), 9 states have call predecessors, (52), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 431 [2022-07-14 00:16:07,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:16:08,133 INFO L225 Difference]: With dead ends: 47531 [2022-07-14 00:16:08,134 INFO L226 Difference]: Without dead ends: 23926 [2022-07-14 00:16:08,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2022-07-14 00:16:08,230 INFO L413 NwaCegarLoop]: 3503 mSDtfsCounter, 8288 mSDsluCounter, 4174 mSDsCounter, 0 mSdLazyCounter, 7407 mSolverCounterSat, 8072 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8512 SdHoareTripleChecker+Valid, 7677 SdHoareTripleChecker+Invalid, 15483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8072 IncrementalHoareTripleChecker+Valid, 7407 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-07-14 00:16:08,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8512 Valid, 7677 Invalid, 15483 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8072 Valid, 7407 Invalid, 4 Unknown, 0 Unchecked, 23.0s Time] [2022-07-14 00:16:08,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23926 states. [2022-07-14 00:16:09,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23926 to 20662. [2022-07-14 00:16:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20662 states, 14106 states have (on average 1.3500638026371756) internal successors, (19044), 14565 states have internal predecessors, (19044), 5447 states have call successors, (5447), 1089 states have call predecessors, (5447), 1108 states have return successors, (5598), 5307 states have call predecessors, (5598), 5446 states have call successors, (5598) [2022-07-14 00:16:09,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20662 states to 20662 states and 30089 transitions. [2022-07-14 00:16:09,922 INFO L78 Accepts]: Start accepts. Automaton has 20662 states and 30089 transitions. Word has length 431 [2022-07-14 00:16:09,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:16:09,939 INFO L495 AbstractCegarLoop]: Abstraction has 20662 states and 30089 transitions. [2022-07-14 00:16:09,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.8) internal successors, (228), 3 states have internal predecessors, (228), 3 states have call successors, (52), 9 states have call predecessors, (52), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-07-14 00:16:09,940 INFO L276 IsEmpty]: Start isEmpty. Operand 20662 states and 30089 transitions. [2022-07-14 00:16:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2022-07-14 00:16:10,046 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:16:10,047 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 14, 14, 14, 11, 11, 11, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:16:10,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 00:16:10,048 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:16:10,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:16:10,049 INFO L85 PathProgramCache]: Analyzing trace with hash -184091004, now seen corresponding path program 1 times [2022-07-14 00:16:10,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:16:10,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377863287] [2022-07-14 00:16:10,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:16:10,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:16:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:16:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:16:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:16:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:16:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:16:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:16:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:16:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:16:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:16:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:16:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:16:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:10,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:16:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:16:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 00:16:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-14 00:16:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 00:16:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-14 00:16:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 00:16:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:16:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 00:16:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-14 00:16:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 00:16:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-14 00:16:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-14 00:16:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 00:16:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-14 00:16:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 00:16:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 00:16:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-14 00:16:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 00:16:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-07-14 00:16:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-14 00:16:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 00:16:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 00:16:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 00:16:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-14 00:16:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 00:16:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-14 00:16:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 00:16:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:16:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-14 00:16:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:16:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-14 00:16:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 00:16:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 00:16:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-14 00:16:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 00:16:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-14 00:16:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 00:16:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 00:16:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-14 00:16:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-14 00:16:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-14 00:16:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:16:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-14 00:16:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 00:16:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 00:16:11,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-14 00:16:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-07-14 00:16:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 00:16:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 00:16:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-14 00:16:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-07-14 00:16:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 00:16:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-14 00:16:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-14 00:16:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-14 00:16:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:16:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2022-07-14 00:16:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 00:16:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:11,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:16:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-14 00:16:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:16:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-14 00:16:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:16:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 00:16:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-14 00:16:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 00:16:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-07-14 00:16:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2022-07-14 00:16:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:12,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1789 trivial. 0 not checked. [2022-07-14 00:16:12,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:16:12,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377863287] [2022-07-14 00:16:12,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377863287] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:16:12,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:16:12,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 00:16:12,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271859166] [2022-07-14 00:16:12,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:16:12,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 00:16:12,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:16:12,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 00:16:12,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-14 00:16:12,109 INFO L87 Difference]: Start difference. First operand 20662 states and 30089 transitions. Second operand has 10 states, 10 states have (on average 31.9) internal successors, (319), 3 states have internal predecessors, (319), 2 states have call successors, (100), 9 states have call predecessors, (100), 1 states have return successors, (99), 2 states have call predecessors, (99), 2 states have call successors, (99) [2022-07-14 00:16:21,607 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:16:28,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:16:28,664 INFO L93 Difference]: Finished difference Result 44999 states and 66199 transitions. [2022-07-14 00:16:28,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 00:16:28,665 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 31.9) internal successors, (319), 3 states have internal predecessors, (319), 2 states have call successors, (100), 9 states have call predecessors, (100), 1 states have return successors, (99), 2 states have call predecessors, (99), 2 states have call successors, (99) Word has length 705 [2022-07-14 00:16:28,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:16:28,825 INFO L225 Difference]: With dead ends: 44999 [2022-07-14 00:16:28,826 INFO L226 Difference]: Without dead ends: 24370 [2022-07-14 00:16:28,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-14 00:16:28,903 INFO L413 NwaCegarLoop]: 3741 mSDtfsCounter, 5245 mSDsluCounter, 4266 mSDsCounter, 0 mSdLazyCounter, 6337 mSolverCounterSat, 5322 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5410 SdHoareTripleChecker+Valid, 8007 SdHoareTripleChecker+Invalid, 11660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5322 IncrementalHoareTripleChecker+Valid, 6337 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-07-14 00:16:28,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5410 Valid, 8007 Invalid, 11660 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5322 Valid, 6337 Invalid, 1 Unknown, 0 Unchecked, 15.0s Time] [2022-07-14 00:16:28,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24370 states. [2022-07-14 00:16:30,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24370 to 20578. [2022-07-14 00:16:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20578 states, 14022 states have (on average 1.3470261018399659) internal successors, (18888), 14481 states have internal predecessors, (18888), 5447 states have call successors, (5447), 1089 states have call predecessors, (5447), 1108 states have return successors, (5598), 5307 states have call predecessors, (5598), 5446 states have call successors, (5598) [2022-07-14 00:16:30,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20578 states to 20578 states and 29933 transitions. [2022-07-14 00:16:30,364 INFO L78 Accepts]: Start accepts. Automaton has 20578 states and 29933 transitions. Word has length 705 [2022-07-14 00:16:30,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:16:30,365 INFO L495 AbstractCegarLoop]: Abstraction has 20578 states and 29933 transitions. [2022-07-14 00:16:30,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 31.9) internal successors, (319), 3 states have internal predecessors, (319), 2 states have call successors, (100), 9 states have call predecessors, (100), 1 states have return successors, (99), 2 states have call predecessors, (99), 2 states have call successors, (99) [2022-07-14 00:16:30,365 INFO L276 IsEmpty]: Start isEmpty. Operand 20578 states and 29933 transitions. [2022-07-14 00:16:30,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2022-07-14 00:16:30,426 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:16:30,427 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 14, 14, 14, 11, 11, 11, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:16:30,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 00:16:30,428 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:16:30,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:16:30,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1350492142, now seen corresponding path program 1 times [2022-07-14 00:16:30,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:16:30,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311903707] [2022-07-14 00:16:30,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:16:30,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:16:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:16:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:16:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:16:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:16:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:16:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:16:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:30,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:16:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:16:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:16:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:16:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:16:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:16:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:16:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 00:16:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-14 00:16:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 00:16:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-14 00:16:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 00:16:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:16:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 00:16:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-14 00:16:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 00:16:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-14 00:16:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-14 00:16:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 00:16:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-14 00:16:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 00:16:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 00:16:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 00:16:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 00:16:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 00:16:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-14 00:16:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 00:16:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-14 00:16:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 00:16:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 00:16:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 00:16:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-14 00:16:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 00:16:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:16:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-14 00:16:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:16:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-14 00:16:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 00:16:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 00:16:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-14 00:16:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 00:16:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-14 00:16:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 00:16:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 00:16:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-14 00:16:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-14 00:16:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-14 00:16:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:16:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-14 00:16:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 00:16:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 00:16:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-14 00:16:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-07-14 00:16:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 00:16:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-07-14 00:16:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-14 00:16:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-07-14 00:16:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 00:16:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-14 00:16:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-14 00:16:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-07-14 00:16:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:16:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2022-07-14 00:16:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 00:16:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 00:16:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-14 00:16:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:16:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-14 00:16:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:16:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 00:16:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:31,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:32,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-14 00:16:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:32,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-14 00:16:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:32,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2022-07-14 00:16:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:32,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 672 [2022-07-14 00:16:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:32,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1789 trivial. 0 not checked. [2022-07-14 00:16:32,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:16:32,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311903707] [2022-07-14 00:16:32,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311903707] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:16:32,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:16:32,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 00:16:32,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803010317] [2022-07-14 00:16:32,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:16:32,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 00:16:32,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:16:32,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 00:16:32,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-14 00:16:32,067 INFO L87 Difference]: Start difference. First operand 20578 states and 29933 transitions. Second operand has 10 states, 10 states have (on average 32.1) internal successors, (321), 3 states have internal predecessors, (321), 2 states have call successors, (100), 9 states have call predecessors, (100), 1 states have return successors, (99), 2 states have call predecessors, (99), 2 states have call successors, (99) [2022-07-14 00:16:42,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 00:16:50,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:16:53,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-14 00:16:53,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:16:53,788 INFO L93 Difference]: Finished difference Result 47006 states and 69574 transitions. [2022-07-14 00:16:53,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-14 00:16:53,790 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 32.1) internal successors, (321), 3 states have internal predecessors, (321), 2 states have call successors, (100), 9 states have call predecessors, (100), 1 states have return successors, (99), 2 states have call predecessors, (99), 2 states have call successors, (99) Word has length 707 [2022-07-14 00:16:53,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:16:53,924 INFO L225 Difference]: With dead ends: 47006 [2022-07-14 00:16:53,924 INFO L226 Difference]: Without dead ends: 26461 [2022-07-14 00:16:53,981 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-14 00:16:53,982 INFO L413 NwaCegarLoop]: 4925 mSDtfsCounter, 7088 mSDsluCounter, 10129 mSDsCounter, 0 mSdLazyCounter, 9012 mSolverCounterSat, 6440 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7476 SdHoareTripleChecker+Valid, 15054 SdHoareTripleChecker+Invalid, 15455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6440 IncrementalHoareTripleChecker+Valid, 9012 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2022-07-14 00:16:53,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7476 Valid, 15054 Invalid, 15455 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6440 Valid, 9012 Invalid, 3 Unknown, 0 Unchecked, 20.3s Time] [2022-07-14 00:16:54,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26461 states. [2022-07-14 00:16:55,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26461 to 20566. [2022-07-14 00:16:55,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20566 states, 14010 states have (on average 1.3467523197715918) internal successors, (18868), 14469 states have internal predecessors, (18868), 5447 states have call successors, (5447), 1089 states have call predecessors, (5447), 1108 states have return successors, (5598), 5307 states have call predecessors, (5598), 5446 states have call successors, (5598) [2022-07-14 00:16:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20566 states to 20566 states and 29913 transitions. [2022-07-14 00:16:55,330 INFO L78 Accepts]: Start accepts. Automaton has 20566 states and 29913 transitions. Word has length 707 [2022-07-14 00:16:55,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:16:55,331 INFO L495 AbstractCegarLoop]: Abstraction has 20566 states and 29913 transitions. [2022-07-14 00:16:55,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 32.1) internal successors, (321), 3 states have internal predecessors, (321), 2 states have call successors, (100), 9 states have call predecessors, (100), 1 states have return successors, (99), 2 states have call predecessors, (99), 2 states have call successors, (99) [2022-07-14 00:16:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 20566 states and 29913 transitions. [2022-07-14 00:16:55,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2022-07-14 00:16:55,397 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:16:55,398 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 14, 14, 14, 11, 11, 11, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:16:55,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 00:16:55,398 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:16:55,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:16:55,399 INFO L85 PathProgramCache]: Analyzing trace with hash 567381478, now seen corresponding path program 1 times [2022-07-14 00:16:55,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:16:55,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467898496] [2022-07-14 00:16:55,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:16:55,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:16:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:16:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 00:16:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:16:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-14 00:16:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-14 00:16:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:16:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-14 00:16:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 00:16:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:16:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-14 00:16:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-14 00:16:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-14 00:16:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 00:16:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 00:16:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-14 00:16:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-14 00:16:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-07-14 00:16:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:55,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 00:16:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:16:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-07-14 00:16:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-14 00:16:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 00:16:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-07-14 00:16:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-14 00:16:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 00:16:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-07-14 00:16:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 00:16:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 00:16:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-14 00:16:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 00:16:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 00:16:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-07-14 00:16:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 00:16:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-07-14 00:16:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 00:16:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-07-14 00:16:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 00:16:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-14 00:16:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 00:16:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-14 00:16:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-07-14 00:16:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-14 00:16:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-07-14 00:16:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 00:16:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-14 00:16:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-14 00:16:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-14 00:16:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-07-14 00:16:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 00:16:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 00:16:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-07-14 00:16:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 00:16:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-14 00:16:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-07-14 00:16:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-14 00:16:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-14 00:16:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-07-14 00:16:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 00:16:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 00:16:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 00:16:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:16:56,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-14 00:16:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat